Answer:
An organism which has two different alleles of the gene is called heterozygous. Phenotypes (the expressed characteristics) associated with a certain allele can sometimes be dominant or recessive, but often they are neither.
Explanation:
The right option is abnormal
menstrual cycles
The female athlete triad is a
medical condition that is seen in physically active females. The clinical manifestations
of this condition involve three components which are; menstrual dysfunction, low
energy availability with or without disordered eating and decreased bone
density. Based on the information given above, Wendy has abnormal menstrual
cycles.
Answer: Because of the texture of their skin. Lizards have dry scaly skin, whereas the frogs have thin, moist skin.
D. A plant using sunlight to make good
Answer:
<em>The correct option is C) Mitochondrial DNA can be traced for generations.</em>
Explanation:
The mitochondria are the organelles of the animal cell which contain their own genome. This genome also has the ability to produce proteins. The mitochondrial DNA passes from the mother to the children and remains identical. We can say that the mother and the children will possess the same mitochondrial DNA. In this manner, the mitochondrial DNA can be traced for generations as it remains the same for generations.
